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公开(公告)号：US3245094A
公开(公告)日：1966-04-12
申请号：US33722964
申请日：1964-01-13
Applicant: FREDERICK SHANDEL
Inventor： FREDERICK SHANDEL
IPC: B26B23/00
CPC classification number: B26B23/00
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公开(公告)号：US3158050A
公开(公告)日：1964-11-24
申请号：US26250063
申请日：1963-03-04
Applicant: FREDERICK SHANDEL
Inventor： FREDERICK SHANDEL
CPC classification number: B60B29/007 , B25B19/00
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